Add application create API
Original MR by @PNSalocin: gitlab-org/gitlab-ce!8160
What does this MR do?
Adding an API for creating applications.
Why was this MR needed?
It resolves https://gitlab.com/gitlab-org/gitlab-ce/issues/24035
Does this MR meet the acceptance criteria?
-
Changelog entry added, if necessary -
Documentation created/updated -
API support added -
Tests added for this feature/bug - Review
- [-] Has been reviewed by UX
- [-] Has been reviewed by Frontend
-
Has been reviewed by Backend - [-] Has been reviewed by Database
-
Conform by the merge request performance guides -
Conform by the style guides -
Squashed related commits together -
Internationalization required/considered
What are the relevant issue numbers?
Closes #24035 (closed)